/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. The ASF licenses this file to You
* under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License. For additional information regarding
* copyright in this work, please see the NOTICE file in the top level
* directory of this distribution.
*/
/* Created on Jul 16, 2003 */
package org.apache.roller.business.search.operations;
import java.io.IOException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.Term;
import org.apache.roller.business.search.IndexManagerImpl;
import org.apache.roller.business.search.FieldConstants;
import org.apache.roller.business.Roller;
import org.apache.roller.business.RollerFactory;
import org.apache.roller.pojos.WeblogEntryData;
/**
* An operation that adds a new log entry into the index.
* @author Mindaugas Idzelis (min@idzelis.com)
*/
public class ReIndexEntryOperation extends WriteToIndexOperation {
//~ Static fields/initializers =============================================
private static Log mLogger =
LogFactory.getFactory().getInstance(AddEntryOperation.class);
//~ Instance fields ========================================================
private WeblogEntryData data;
//~ Constructors ===========================================================
/**
* Adds a web log entry into the index.
*/
public ReIndexEntryOperation(IndexManagerImpl mgr, WeblogEntryData data) {
super(mgr);
this.data = data;
}
//~ Methods ================================================================
public void doRun() {
IndexReader reader = beginDeleting();
try {
if (reader != null) {
Term term = new Term(FieldConstants.ID, data.getId());
reader.delete(term);
}
} catch (IOException e) {
mLogger.error("Error deleting doc from index", e);
} finally {
endDeleting();
}
IndexWriter writer = beginWriting();
Roller roller = RollerFactory.getRoller();
try {
if (writer != null) {
writer.addDocument(getDocument(data));
}
} catch (IOException e) {
mLogger.error("Problems adding doc to index", e);
} finally {
if (roller != null) roller.release();
endWriting();
}
}
}